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blue whale

a migratory baleen whale, Balaenoptera musculus, mostly of oceans and seas in the Southern Hemisphere, growing to a length of 100 feet (30.5 meters) and having a furrowed, slate-blue skin mottled with lighter spots, in some seas acquiring a yellowish coating of diatoms on the underside: the largest mammal ever known, it is now endangered.
Also called sulfur-bottom.
Origin of blue whale
1850-55 Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the web for blue whale
  • From swirls of schooling anchovies to blue whale migrations, the majesty of marine life is present in every episode.
  • As for the blue whale, no one would know to make it blue.
  • But the first full-blown whales were still a long way from a blue whale or any other baleen whale.
  • Perhaps some day another animal will evolve a new strategy that will let it get even bigger than a blue whale.
  • Fortunately, none have resumed hunting the blue whale species.
  • For example, blue whale sounds are so low that people can't hear them at all.
  • blue whale songs can last up to twenty minutes with a two-minute interval between notes.
  • Marine life ranges from kelp forests to the endangered blue whale.
  • The calls of the blue whale are perhaps the best known to date.
  • If you look closely, you can see a blue whale off the bow of this ship.
British Dictionary definitions for blue whale

blue whale

the largest mammal: a widely distributed bluish-grey whalebone whale, Sibbaldus (or Balaenoptera) musculus, closely related and similar to the rorquals: family Balaenopteridae Also called sulphur-bottom
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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